LandOfFree - US Patents - Listing for Valves and valve actuation

Valves and valve actuation – Lost motion between actuator and valve – Check valve with external opening and closing means

Normally closed solenoid operated valve assembly with relief fun

Valves and valve actuation – Electrically actuated valve – Remote or follow-up control system for electrical actuator

Normally closed solenoid valve

Valves and valve actuation – Fluid actuated or retarded – Dashpot or fluid controlled retarder or timer

Normally closed solenoid-operated valve

Valves and valve actuation – Electrically actuated valve – Having element dimensionally responsive to field

Normally closed-type fluid control valve

Valves and valve actuation – Fluid actuated or retarded – Flexible wall expansible chamber reciprocating valve actuator

Normally double-closed microvalve

Valves and valve actuation – Permanent or constantly energized magnet actuator

Normally magnetically actuated valve with novel nonmagnetic over

Valves and valve actuation – Electrically actuated valve – With means to bias valve open

Normally open electromagnetic valve

Valves and valve actuation – Electrically actuated valve – With means to bias valve open

Normally rising variable force solenoid

Valves and valve actuation – Electrically actuated valve – Balanced valve

Normally-closed electromagnetic valve and manufacturing...

Valves and valve actuation – Fluid actuated or retarded – With adjustable limit stop for actuator

Normally-closed valve having a microflow rate adjusting device

Valves and valve actuation – Fluid actuated or retarded – Pilot or servo type motor

Normally-open valve assembly with solenoid-operated pilot

Valves and valve actuation – Electrically actuated valve

Notched needle bounce eliminator

Valves and valve actuation – With correlated flow path – Tank

Nozzle assembly for top operating rod

Valves and valve actuation – Rotary valves – Ball valve

Nozzle for air conditioning units

Valves and valve actuation – Mechanical movement actuator – Lever

Nozzle latch mechanism

Valves and valve actuation – Electrically actuated valve – With means to bias valve open

Nozzle support arrangement in electromagnetic valve